Wins
132
Indexed tournament wins
Player record
Muramoto, R.
Losses
196
Indexed tournament losses
Matches
328
Decisive results
Win rate
40.2%
Across indexed matches
Peak rating
1,813
Highest rating in the available history.
Biggest upset
Amaya, Edwin
1998 USATT Nationals · Dec 20, 1998 · +327 rating
Open →Biggest loss
Gillman, Art
USATT Nationals Championships · Dec 20, 2008 · -412 rating
Open →Most frequent opponent
Ruderman, Leon
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
37 tournament appearances · synced Aug 8, 2026, 2:17 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 3, 1996 | Pacific Coast Memorial OpenTournament · View matches | 1,728 | 1,757 | +29+43 / -14 | 3W / 4L |
| Jun 23, 1996 | California State OpenTournament · View matches | 1,708 | 1,728 | +20 | 5W / 6L |
| Jun 9, 1996 | Meiklejohn National Seniors TTTournament · View matches | 1,672 | 1,708 | +36+44 / -8 | 4W / 5L |
| Dec 18, 1995 | USATT National ChampionshipsTournament · View matches | 1,704 | 1,672 | -32+20 / -52 | 4W / 9L |
| Jul 9, 1995 | US OpenTournament · View matches | 1,739 | 1,704 | -35+8 / -43 | 4W / 6L |
| Jul 3, 1995 | MeikleJohn National SeniorsTournament · View matches | 1,742 | 1,739 | -3+4 / -7 | 2W / 4L |
| Mar 12, 1995 | Hawthorne/Northrop OpenTournament · View matches | 1,746 | 1,742 | -4+1 / -5 | 1W / 3L |
| Feb 5, 1995 | Dr. Wang Chinese New Year OpenTournament · View matches | 1,770 | 1,746 | -24+18 / -42 | 5W / 4L |
| Dec 18, 1994 | US NationalsTournament · View matches · USATT readjusted 1,671 → 1,736 | 1,671 | 1,770 | +34+57 / -23 | 7W / 5L |
| Nov 27, 1994 | Rialto Fall OpenTournament · View matches | 1,659 | 1,671 | +12+21 / -9 | 4W / 4L |
| Nov 20, 1994 | Pacific Coast OpenTournament · View matches | 1,611 | 1,659 | +48+51 / -3 | 3W / 2L |
| Jul 4, 1994 | US OpenTournament · View matches | 1,636 | 1,611 | -25+38 / -63 | 6W / 10L |
| Jun 27, 1994 | Meikle John National Seniors OTournament · View matches | 1,647 | 1,636 | -11+0 / -11 | 0W / 3L |
| Jun 5, 1994 | West Covina 1994 OpenTournament · View matches | 1,640 | 1,647 | +7 | 4W / 5L |
| May 29, 1994 | Golden State OpenTournament · View matches | 1,642 | 1,640 | -2+16 / -18 | 4W / 5L |
| Apr 9, 1994 | Rialto Spring OpenTournament · View matches | 1,644 | 1,642 | -2+0 / -2 | 1W / 4L |
| Mar 20, 1994 | 1994 Chinese New Year All StarTournament · View matches | 1,642 | 1,642 | 0+0 / 0 | 0W / 1L |
21–37 of 37
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